40021734147001 has 8 divisors (see below), whose sum is σ = 40101402895560. Its totient is φ = 39942069480192.

The previous prime is 40021734146987. The next prime is 40021734147023. The reversal of 40021734147001 is 10074143712004.

40021734147001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 29832078515625 + 10189655631376 = 5461875^2 + 3192124^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40021734147001 - 2⁹ = 40021734146489 is a prime.

It is a super-2 number, since 2×40021734147001² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40021734147401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18999601 + ... + 21000673.

It is an arithmetic number, because the mean of its divisors is an integer number (5012675361945).

Almost surely, 2^{40021734147001} is an apocalyptic number.

It is an amenable number.

40021734147001 is a deficient number, since it is larger than the sum of its proper divisors (79668748559).

40021734147001 is a wasteful number, since it uses less digits than its factorization.

40021734147001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040875.

The product of its (nonzero) digits is 18816, while the sum is 34.

Adding to 40021734147001 its reverse (10074143712004), we get a palindrome (50095877859005).

The spelling of 40021734147001 in words is "forty trillion, twenty-one billion, seven hundred thirty-four million, one hundred forty-seven thousand, one".